correspondent leland vittert is following the action from jerusalem tonight. >> reporter: flying low over a residential area, syrian air force jet fired off one of the missiles. rebels could only respond from fire from old air guns mounted op back of pickups. in the battle for the key stronghold. unconfirmed video shows troop loyal to bashar assad continuing to pound away with heavy artillery. "this is the result of the shelling" says a narrator outside of an aapartment buildinbuilding in the city. satellite video show the scale of the destruction on a macro level. each yellow dot represents an artillery crater. on the ground, rebels say they will give their lives in the fight for aleppo. but blame the international community for not protecting them. they only sit, says this commander in the free syrian army. "they don't do anything here." in washington, u.s. officials appear reticent. >> the situation is tragic. what we don't want to do is do anything that would unintentionally in fact lead to greater bloodshed in the country. >> rebel funeral today. more bloodshed is what has happe